6th grade BM5 review

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Across
  1. 2. a moon phase where the Moon is not visible from Earth
  2. 4. a moon phase that looks more like a half circle
  3. 6. the relative size of things
  4. 8. a moon phase that looks like a full circle from Earth
  5. 10. the shape of the illuminated part of the Moon
  6. 11. a rocky sphere that travels around a planet
  7. 12. an object, diagram, or computer program that helps us understand
  8. 13. the border between light and dark on the Moon
  9. 16. a planet outside our solar system
  10. 17. something we observe to be similar over and over
  11. 19. a moon phase that looks like half a circle
Down
  1. 1. the star that is closest to us
  2. 3. a moon outside our solar system
  3. 5. to shine light on an object and make it visible
  4. 7. when the Moon is completely dark
  5. 9. a moon phase that looks like less than a half circle
  6. 14. about how long it takes for the moon to complete one orbit
  7. 15. the amount of time it takes for a planet to complete one orbit
  8. 18. the nearly circular path a moon travels around a planet